Home / 920,295,974.04-1,270,039,783.56-544,274,894.52

Finding the Fourth Proportional to 920,295,974.04, 1,270,039,783.56 and 544,274,894.52

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Solution

The fourth proportional to 920,295,974.04, 1,270,039,783.56 and 544,274,894.52 is: 751,117,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,295,974.04 : 1,270,039,783.56 = 544,274,894.52 : x
  2. Step 2: Convert to fraction form
    920,295,974.04/1,270,039,783.56 = 544,274,894.52/x
  3. Step 3: Cross multiply
    920,295,974.04x = 1,270,039,783.56 × 544,274,894.52
  4. Step 4: Simplify right side
    920,295,974.04x = 691,250,769,233,322,624
  5. Step 5: Solve for x
    x = 691,250,769,233,322,624/920,295,974.04
  6. Step 6: Final answer
    x = 751,117,888.95

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Half scale
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Double scale
Find fourth proportional to 920,295,975.04, 1,270,039,784.94 and 544,274,895.52
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.